Which of the following statements are true? Give reason to support your answer. (i) For any two sets A and B either A ⊆ B or B ⊆ A. (ii) Every subset of an infinite set is infinite. (iii) Every subset of a finite set is finite. (iv) Every set has a proper subset. (v) {a, b, a, b, a, b, …} is an infinite set. (vi) {a, b, c} and {1, 2, 3} are equivalent sets. (vii) A set can have infinitely many subsets.